ICF Incorporated & Apogee Research, Inc. (1997). Opportunities to improve air quality through transportation pricing programs. U.S. Environmental Protection Agency, Air and Radiation.
Chicago Style (17th ed.) CitationICF Incorporated and Inc Apogee Research. Opportunities to Improve Air Quality Through Transportation Pricing Programs. [Washington, D.C.?]: U.S. Environmental Protection Agency, Air and Radiation, 1997.
MLA (9th ed.) CitationICF Incorporated and Inc Apogee Research. Opportunities to Improve Air Quality Through Transportation Pricing Programs. U.S. Environmental Protection Agency, Air and Radiation, 1997.
Warning: These citations may not always be 100% accurate.